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Commit Andy Zhang's test for the lea patch.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150107 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Evan Cheng 2012-02-08 22:33:17 +00:00
parent 4526195eca
commit 54a4ce431f
1 changed files with 48 additions and 0 deletions
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48
test/CodeGen/X86/atom-lea-sp.ll Normal file
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; RUN: llc < %s -mcpu=atom -march=x86 | FileCheck -check-prefix=atom %s
; RUN: llc < %s -mcpu=core2 -march=x86 | FileCheck %s
declare void @use_arr(i8*)
declare void @many_params(i32, i32, i32, i32, i32, i32)
define void @test1() nounwind {
; atom: test1:
; atom: leal -1052(%esp), %esp
; atom-NOT: sub
; atom: call
; atom: leal 1052(%esp), %esp
; CHECK: test1:
; CHECK: subl
; CHECK: call
; CHECK-NOT: lea
%arr = alloca [1024 x i8], align 16
%arr_ptr = getelementptr inbounds [1024 x i8]* %arr, i8 0, i8 0
call void @use_arr(i8* %arr_ptr)
ret void
}
define void @test2() nounwind {
; atom: test2:
; atom: leal -28(%esp), %esp
; atom: call
; atom: leal 28(%esp), %esp
; CHECK: test2:
; CHECK-NOT: lea
call void @many_params(i32 1, i32 2, i32 3, i32 4, i32 5, i32 6)
ret void
}
define void @test3() nounwind {
; atom: test3:
; atom: leal -8(%esp), %esp
; atom: leal 8(%esp), %esp
; CHECK: test3:
; CHECK-NOT: lea
%x = alloca i32, align 4
%y = alloca i32, align 4
store i32 0, i32* %x, align 4
ret void
}